from flask import Flask, render_template
from flask import Flask
from flask import url_for
from flask import jsonify
from flask import request, json
from werkzeug.utils import secure_filename

app = Flask(__name__)


@app.route('/')
def hello_world():
    return 'Hello World'


@app.route('/user/<name>')
def username(name):
    if (name == "张三"):
        name = "真是张三"
    else:
        name = "不是张三,而是" + name
        return '<h1>%s<h1>' % name


@app.route('/user/show')
def user():
    users = [['张三', '男', '重庆'],
             ['李四', '女', '河南']]
    return render_template("user.html", list=users)


@app.route('/url/')
def redirect_url():
    return url_for('post_show', post_id=666)


@app.route('/post/<int:post_id>')
def show_post(post_id):
    return 'Post ID : %d' % post_id


@app.route('/getJson')
def getJson():
    data = {
        "name": "张三",
        "sex": "男",
        "age": 20,
        "address": "xxxxx"
    }
    return jsonify(data)


@app.route('/login', methods=['GET'])
def login():
    if request.method == 'GET':
        print("当前请求方法是GET")
        username = request.args.get("username")
        address = request.valuses.get("address")

        data = {
            "username": username,
            "address": address
        }

        print(data)
        return jsonify(data)


@app.route('/passJson', methods=['POST'])
def passJson():
    data = json.loads(request.get_data(as_text=True))

    return jsonify(data)


# 上传文件
# 步骤1，创建路由，创一个到静态文件的路由
@app.route('/upload/index')
def toUploadPage():
    return render_template('upload2.html')


# 步骤2，静态文件中有文件上传功能，点击该功能上传文件
@app.route('/upload', methods=['POST'])
def upload():
    if request.method == 'POST':
        file = request.files['file']
        print(request.files)

        file.save(secure_filename(file.filename))
        return "文件上传成功！"
    else:
        return render_template('upload2.html')


if __name__ == '__main__':
    app.debuh = True
    app.run()
